13 1/2”’ | Automatic | Pin Lever | Direct Sweeping Seconds | Date |

Remarks:

• Movement family:
  • Baumgartner BFG 58: Hand winding, no date
  • Baumgartner BFG 158: Hand winding, date
  • Baumgartner BFG 1582: Automatic, no date
  • Baumgartner BFG 1582 CLD: Automatic, date
  • Baumgartner BFG 1582 31/7: Automatic, date, day

• Listing ID: 20869
• Manufacturer / Brand: Baumgartner BFG
• Caliber: 1582 CLD
• Size in French Lignes: 13 1/2'''
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Pin Lever
• Date, Day, Month...: Date
• Jewels: 25
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: Trishock
• Beats per hour: 18,000
• Balance Type: Gold-plated nickel
• Power Reserve: Approx. 44 hours
• Production Period: Unknown, probably around 1970
• Country: Switzerland
• Identification: Movement marked with BFG 158 (base movement) under the balance wheel. Original datasheet available. Listed in the Flume K3 catalog from 1972.
• Contributor ©: Uhrforum.de member buchenhain
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-79#post-10919319